KINUJO Straight Hair Iron ・Loved by many celebrities, famous people, and professional hairdressers. This professional iron features new technology recognized and adopted by Michelin hotels. ・Silk plates that don't evaporate water, giving hair shine without damage. Ultra-fast heating function reaches 180°C in just 20 seconds (professional specification with a maximum of 220°C). ・Purchased in May 2024 at a major electronics retailer. As far as I can see, there are no noticeable scratches or stains. It works without any problems and is usable!